ELECTRON MICROSCOPY

Sample

Mycobacterium smegmatis arabinosyltransferase EmbC2-AcpM2 in complex with ethambutol

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument ?
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 217550
Reported Resolution (Å) 2.81
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space ?
Refinement Protocol RIGID BODY FIT
Refinement Target correlation coefficient
Overall B Value 62.01
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 50
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 1000
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 29000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION SerialEM 3-7-3
CTF CORRECTION cryoSPARC 2.9.1
MODEL FITTING UCSF Chimera 1.14
MODEL REFINEMENT PHENIX 1.16
INITIAL EULER ASSIGNMENT cryoSPARC 2.9.1
FINAL EULER ASSIGNMENT cryoSPARC 2.9.1
CLASSIFICATION cryoSPARC 2.9.1
RECONSTRUCTION cryoSPARC ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION The CTF correction was done by patch CTF correction.